Analysis
- max time kernel
148s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
27/08/2026, 13:50
General
- Target chromeupdata.exe
- Size 99KB
- Sample260827-q5c8esvsdv
- SHA256 ee5ade93652aaa9d5057b1bffee44e223a732d4a459af9c406ecc3a4c59ded78
Malware Config
Extracted
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asyncrat
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0.5.8
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Default
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alienterprisess.co:6606
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alienterprisess.co:7707
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alienterprisess.co:8808
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alienterprisess.co:443
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vk5qxxFXS6ED
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delay
3
-
install
true
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install_file
ChromeUpdata.exe
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install_folder
%AppData%
Signatures
- Family: AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
- Async RAT payload 1 IoCs
- Executes dropped EXE 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 2 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- System Location Discovery: System Language Discovery 1 TTPs 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Delays execution with timeout.exe 1 IoCs
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 31 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\chromeupdata.exe"C:\Users\Admin\AppData\Local\Temp\chromeupdata.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "ChromeUpdata" /tr '"C:\Users\Admin\AppData\Roaming\ChromeUpdata.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "ChromeUpdata" /tr '"C:\Users\Admin\AppData\Roaming\ChromeUpdata.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpD06.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
-
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C:\Users\Admin\AppData\Roaming\ChromeUpdata.exe"C:\Users\Admin\AppData\Roaming\ChromeUpdata.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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-
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C:\Users\Admin\AppData\Roaming\ChromeUpdata.exe"C:\Users\Admin\AppData\Roaming\ChromeUpdata.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
tmpD06.tmp.bat
ChromeUpdata.exe
memory/3368-0-0x00000000743B2000-0x00000000743B3000-memory.dmp
memory/3368-1-0x00000000009E0000-0x00000000009FE000-memory.dmp
memory/3368-2-0x00000000743A0000-0x0000000074B5C000-memory.dmp
memory/3368-3-0x00000000053E0000-0x000000000547C000-memory.dmp
memory/3368-9-0x00000000743A0000-0x0000000074B5C000-memory.dmp
memory/3384-12-0x00000000743A0000-0x0000000074B5C000-memory.dmp
memory/3384-14-0x00000000743A0000-0x0000000074B5C000-memory.dmp